/*
- * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
- *
* This file is part of libFirm.
- *
- * This file may be distributed and/or modified under the terms of the
- * GNU General Public License version 2 as published by the Free Software
- * Foundation and appearing in the file LICENSE.GPL included in the
- * packaging of this file.
- *
- * Licensees holding valid libFirm Professional Edition licenses may use
- * this file in accordance with the libFirm Commercial License.
- * Agreement provided with the Software.
- *
- * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
- * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE.
+ * Copyright (C) 2012 University of Karlsruhe.
*/
/**
* @file
* @brief Traverse an ir graph
* @author Boris Boesler, Goetz Lindenmaier
- * @version $Id$
- * @brief
- * Traverse an ir graph:
- * - execute the pre function before recursion
- * - execute the post function after recursion
- *
- * Uses current_ir_graph (from irgraph.h)!!! Set it to the proper
- * graph before starting the walker.
*/
#ifndef FIRM_IR_IRGWALK_H
#define FIRM_IR_IRGWALK_H
#include "firm_types.h"
#include "begin.h"
+/**
+ * @ingroup ir_graph
+ * @defgroup irgwalk Traversing
+ *
+ * Traverse graphs:
+ * - execute the pre function before recursion
+ * - execute the post function after recursion
+ * @{
+ */
+
/**
* Walks over the ir graph.
*
* @param post walker function, executed after the predecessor of a node are visited
* @param env environment, passed to pre and post
*
- * This function Walks only over Block nodes in the graph. Has it's own visited
+ * This function Walks only over Block nodes in the graph. Has its own visited
* flag, so that it can be interleaved with the other walker.
- * If a none block is passed, starts at the block this node belongs to.
+ * If a non-block is passed, starts at the block this node belongs to.
* If end is passed also visits kept alive blocks. Does not use the link field.
*/
FIRM_API void irg_block_walk(ir_node *node, irg_walk_func *pre,
* Walker function which does not increase the visited flag before walking.
* Do not use this unless you know what you are doing.
*/
-unsigned irg_walk_2(ir_node *node, irg_walk_func *pre, irg_walk_func *post,
- void *env);
+FIRM_API void irg_walk_2(ir_node *node, irg_walk_func *pre, irg_walk_func *post,
+ void *env);
+
+/** @} */
#include "end.h"